Pith Number

pith:CKKU3UU6

pith:2020:CKKU3UU6S7W4KOXYROP3SVTXLA

not attested not anchored not stored refs pending

An Increase in Small-planet Occurrence with Metallicity for Late-type Dwarf Stars in the Kepler Field and Its Implications for Planet Formation

Cicero X. Lu, Kevin C. Schlaufman, Sihao Cheng

arxiv:2009.06638 v1 · 2020-09-14 · astro-ph.EP · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CKKU3UU6S7W4KOXYROP3SVTXLA}

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Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

1 paper in Pith

Uniform Metallicity Measurements of M Dwarf Planet Hosts Support Metallicity-Dependent Sub-Neptune Formation

Receipt and verification

First computed	2026-07-05T01:52:26.036911Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

12954dd29e97edc53af88b9fb95677581669b5b4196afcebc36c03bb3e191f4e

Aliases

arxiv: 2009.06638 · arxiv_version: 2009.06638v1 · doi: 10.48550/arxiv.2009.06638 · pith_short_12: CKKU3UU6S7W4 · pith_short_16: CKKU3UU6S7W4KOXY · pith_short_8: CKKU3UU6

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/CKKU3UU6S7W4KOXYROP3SVTXLA \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 12954dd29e97edc53af88b9fb95677581669b5b4196afcebc36c03bb3e191f4e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f737649d45b15b79269c9a9bd11219a78095097b65c38691b8b3ecad20a9853",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2020-09-14T18:00:01Z",
    "title_canon_sha256": "3e0a0196e06187a599a4178fb782649dbcda8a1e5f9d8ec8c13da601cda77181"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.06638",
    "kind": "arxiv",
    "version": 1
  }
}